GROUP ONE TRADING, L.P. - VOCUS INC ownership

VOCUS INC's ticker is and the CUSIP is 92858J958. A total of 2 filers reported holding VOCUS INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of VOCUS INC
ValueSharesWeighting
Q1 2014$80,000
-45.2%
6,000
-53.1%
0.00%
-50.0%
Q4 2013$146,000
+60.4%
12,800
+30.6%
0.00%0.0%
Q3 2013$91,000
-22.2%
9,800
-11.7%
0.00%
-33.3%
Q2 2013$117,00011,1000.00%
Other shareholders
VOCUS INC shareholders Q4 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 12,800$146,0000.00%
Citadel Advisors 8,100$92,0000.00%
View complete list of VOCUS INC shareholders